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Patent Assignment Details
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Reel/Frame:004725/0039   Pages: 13
Recorded: 04/03/1987
Conveyance: SECURITY INTEREST (SEE DOCUMENT FOR DETAILS).
Total properties: 14
1
Patent #:
Issue Dt:
04/22/1975
Application #:
05421548
Filing Dt:
12/04/1973
Title:
APPARATUS AND PROCESS FOR DRILLING UNDERGROUND ARCUATE PATHS
2
Patent #:
Issue Dt:
07/15/1975
Application #:
05489979
Filing Dt:
07/19/1974
Title:
APPARATUS AND METHOD FOR EMPLACING A CONDUIT ALONG AN UNDERGROUND ARCU ATE PATH
3
Patent #:
Issue Dt:
01/18/1977
Application #:
05506920
Filing Dt:
09/17/1974
Title:
APPARATUS AND PROCESS FOR DRILLING UNDERGROUND ARCUATE PATHS UTILIZING DIRECTIONAL DRILL AND FOLLOWING LINER
4
Patent #:
Issue Dt:
06/06/1976
Application #:
05508964
Filing Dt:
09/25/1974
Title:
REAMING APPARATUS
5
Patent #:
Issue Dt:
12/14/1976
Application #:
05595829
Filing Dt:
07/14/1975
Title:
METHOD FOR PLACEMENT OF PRODUCTION CASING UNDER OBSTACLE
6
Patent #:
Issue Dt:
08/23/1977
Application #:
05595830
Filing Dt:
07/14/1975
Title:
SYSTEM AND METHOD FOR INSTALLING PRODUCTION CASINGS
7
Patent #:
Issue Dt:
10/04/1977
Application #:
05695240
Filing Dt:
06/11/1976
Title:
APPARATUS AND PROCESS FOR DRILLING UNDERGROUND ARCUATE PATHS UTILIZING DIRECTIONAL DRILL AND FOLLOWING LINER
8
Patent #:
Issue Dt:
05/30/1978
Application #:
05717827
Filing Dt:
08/26/1976
Title:
SYSTEM AND METHOD FOR INSTALLING PRODUCTION CASINGS
9
Patent #:
Issue Dt:
12/04/1979
Application #:
05740570
Filing Dt:
11/10/1976
Title:
SYSTEM AND METHOD FOR INSTALLING PRODUCTION CASINGS
10
Patent #:
Issue Dt:
10/24/1978
Application #:
05740573
Filing Dt:
11/10/1976
Title:
DRILLING AND INSTALLATION SYSTEM
11
Patent #:
Issue Dt:
01/23/1979
Application #:
05778914
Filing Dt:
03/18/1977
Title:
APPARATUS FOR CONSTANTLY ROTATING CASING DURING INSTALLATION
12
Patent #:
Issue Dt:
03/14/1978
Application #:
05779459
Filing Dt:
03/21/1977
Title:
PORTABLE DRILL RIG FOR BORING UNDERGROUND INVERTED ARCUATE PATHS
13
Patent #:
Issue Dt:
09/09/1980
Application #:
05860935
Filing Dt:
12/15/1977
Title:
DRILLING METHOD AND APPARATUS FOR LARGE DIAMETER PIPE
14
Patent #:
Issue Dt:
10/21/1986
Application #:
06598189
Filing Dt:
04/09/1984
Title:
PROCESS FOR DRILLING UNDERGROUND ARCUATE PATHS AND INSTALLING PRODUCTION CASINGS, CONDUITS, OR FLOW PIPES THEREIN
Assignor
1
Exec Dt:
11/21/1986
Assignee
1
Correspondence name and address
MILBANK, TWEED, HADLEY & MCCLOY
1 CHASE MANHATTAN PLAZA
NEW YORK, NY 10005

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